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Terms containing underground excavation | all forms | exact matches only | in specified order only
SubjectEnglishChinese
tech.problem of stability underground excavation地下洞室稳定问题
tech.stability of surrounding rock of underground excavation洞室围岩稳定性
hydroel.st.underground excavation地下开挖
eng.geol.underground excavation地下挖掘
tech.underground excavation地下巷道
earth.sc.Underground Excavation and Rock Properties Information Center地下钻掘和岩性信息中心

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